Admissions

David Heisey is a partner in the Intellectual Property Practice Group in Sheppard Mullin's San Diego (Del Mar) office.

Areas of Practice

Mr. Heisey's practice is devoted to the representation of high technology and life sciences clients with extensive experience in patent portfolio development and patent infringement litigation. David also has significant experience in opinion and counseling, due diligence, licensing, and trademark matters.

Prior to joining Sheppard Mullin, Mr. Heisey was associated with the San Diego offices of Luce Forward and Lyon & Lyon. In addition, Mr. Heisey was employed as a Patent Examiner at the United States Patent and Trademark Office.

Speaking Engagements

Mr. Heisey is an active speaker for TechAmerica and San Diego Inventor's Forum.

Mr. Heisey has served as a panelist for CrowdPitch events for Funding Universe.